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Grade 2
Subtraction
Subtraction of Two Numbers
Grade 2
1.
Numbers (3-Digit)
1.1.
Counting
1.1.1.
Counting Up to 99
1.1.2.
Counting Up to 199
1.1.3.
Counting Up to 999
1.2.
Skip Counting
1.2.1.
Skip Counting by 2
1.2.2.
Skip Counting by 3
1.2.3.
Skip Counting by 4
1.2.4.
Skip Counting by 5
1.2.5.
Skip Counting by 6
1.2.6.
Skip Counting by 7
1.2.7.
Skip Counting by 8
1.2.8.
Skip Counting by 9
1.2.9.
Skip Counting by 10
1.3.
Ordinal and Cardinal Numbers
1.4.
Numerals and Number Names
1.4.1.
Write Numerals for Number Names
1.4.2.
Write Number Names for Numerals
1.5.
Before, After and Between
1.6.
Numbers on Abacus
1.7.
Place Values and Face Values
1.7.1.
Face Values
1.7.2.
Place Values
1.8.
Even and Odd
1.9.
Forming Numbers
1.10.
Comparing and Ordering Numbers
1.10.1.
Comparing Numbers
1.10.2.
Ordering Numbers
1.11.
Expanded Form of Numbers
1.11.1.
Write Numerals in Expanded Form
1.11.2.
Write the Expanded Numerals in Short Form
2.
Addition
2.1.
Add Two One-Digit Numbers
2.2.
Add Zero
2.3.
Add a One-Digit Number to a Two-Digit Number
2.3.1.
Add a One-Digit Number to a Two-Digit Number (Without Carrying)
2.3.2.
Add a One-Digit Number to a Two-Digit Number (With Carrying)
2.4.
Addition of Numbers up to Three-Digits
2.4.1.
Add Two Two-Digit Numbers
2.4.1.1.
Add Two Two-Digit Numbers (Without Carrying)
2.4.1.2.
Add Two Two-Digit Numbers (With Carrying)
2.4.2.
Add Three Two-Digit Numbers
2.4.2.1.
Add Three Two-Digit Numbers (Without Carrying)
2.4.2.2.
Add Three Two-Digit Numbers (With Carrying)
2.4.3.
Add Two Three-Digit Numbers
2.4.3.1.
Add Two Three-Digit Numbers (Without Carrying)
2.4.3.2.
Add Two Three-Digit Numbers (With Carrying)
2.4.4.
Add Three Three-Digit Numbers
2.4.4.1.
Add Three Three-Digit Numbers (Without Carrying)
2.4.4.2.
Add Three Three-Digit Numbers (With Carrying)
2.4.5.
Forming Numbers Using Addition
2.4.6.
Balancing Addition Sentences
2.4.7.
Related Addition Facts
2.4.8.
Add Multiples of 10
2.4.9.
Addition Using 10 x 10 Grid
2.4.9.1.
Add Ones
2.4.9.2.
Add Tens
2.4.9.3.
Add Tens and Ones
2.4.10.
Word Problems on Addition
2.4.10.1.
Without carrying
2.4.10.2.
With carrying
2.4.10.2.1.
Word Problems: Add Two Two-Digit Numbers (Without Carrying)
2.4.10.2.2.
Word Problems: Add Two Two-Digit Numbers (With Carrying)
2.4.10.3.
Word Problems: Add Two Three-Digit Numbers
2.4.10.3.1.
Word Problems: Add Two Three-Digit Numbers (Without Carrying)
2.4.10.3.2.
Word Problems: Add Two Three-Digit Numbers (With Carrying)
2.4.10.4.
Word Problems: Add Three or More Numbers Upto Two-Digits
2.4.10.5.
Word Problems: Add Three or More Numbers Upto Three-Digits
3.
Subtraction
3.1.
Subtract Zero
3.2.
Subtract Two One-Digit Numbers
3.3.
Subtract a One-Digit Number from a Two-Digit Number
3.3.1.
Subtract a One-Digit Number from a Two-Digit Number (Without Borrowing)
3.3.2.
Subtract a One-Digit Number from a Two-Digit Number (With Borrowing)
3.4.
Subtraction of Two Numbers
3.4.1.
Subtract Two Two-Digit Numbers
3.4.1.1.
Subtract Two Two-Digit Numbers (Without Borrowing)
3.4.1.2.
Subtract Two Two-Digit Numbers (With Borrowing)
3.4.2.
Subtract Two Three-Digit Numbers
3.4.2.1.
Subtract Two Three-Digit Numbers (Without Borrowing)
3.4.2.2.
Subtract Two Three-Digit Numbers (With Borrowing)
3.5.
Forming Numbers Using Subtraction
3.5.1.
Balancing Subtraction Sentences
3.5.2.
Related Subtraction Facts
3.5.3.
Subtract Multiples of 10
3.5.4.
Subtraction Using 10 x 10 Grid
3.5.4.1.
Subtract Ones
3.5.4.2.
Subtract Tens
3.5.4.3.
Subtract Tens and Ones
3.5.5.
Subtraction Word Problems
3.5.5.1.
Word Problems: Subtract One-Digit Numbers
3.5.5.2.
Word Problems: Subtract Two-Digit Numbers
3.5.5.2.1.
Word Problems: Subtract Two-Digit Numbers (Without Borrowing)
3.5.5.2.2.
Word Problems: Subtract Two-Digit Numbers (With Borrowing)
3.5.5.3.
Word Problems: Subtract Three-Digit Numbers
4.
Multiplication
4.1.
Multiplication as Repeated Addition
4.2.
Multiplication as Equal Grouping
4.3.
Multiplication on the Number Line
4.4.
Multiplication Tables from 1 to 10
4.5.
Multiplication: 2-Digit by 1-Digit
4.5.1.
Multiplication: 2-Digit by 1-Digit (Without Carrying)
4.5.2.
Multiplication: 2-Digit by 1-Digit (With Carrying)
4.6.
Multiplication - Properties and Facts
4.6.1.
Order Property of Multiplication
4.6.2.
Multiplicative Property of One
4.6.3.
Multiplicative Property of Zero
4.7.
Word Problems on Multiplication
4.7.1.
Word Problems: Multiply Two One-Digit Numbers
4.7.2.
Word Problems: Multiply a 2-Digit Number by a 1-Digit Number
5.
Division
5.1.
Word problems on division
5.2.
Division as Equal Sharing
5.3.
Division as 'Forming Groups'
5.4.
Division as Inverse of Multiplication
5.5.
Division Using Multiplication Tables
6.
Fractions
6.1.
Defining Fractions
6.2.
Fraction as a part of the whole
7.
Measurement
7.1.
Measurement of Length
7.1.1.
Identify - Long or Short
7.1.2.
Units of Length
7.1.3.
Measure Using a Ruler
7.1.4.
Addition and Subtraction of Lengths
7.1.4.1.
Addition of Lengths
7.1.4.1.1.
Addition of Length in Meter or Centimeter
7.1.4.1.2.
Addition of Length in Meter and Centimeter
7.1.4.2.
Subtraction of Lengths
7.1.4.2.1.
Subtraction of Length in Meter or Centimeter
7.1.4.2.2.
Subtraction of Length in Meter and Centimeter
7.1.5.
Word Problems
7.1.5.1.
Word Problems on Addition of Lengths
7.1.5.2.
Word Problems on Subtraction of Lengths
7.2.
Measurement of Weight
7.2.1.
Identify - Light or Heavy
7.2.2.
Unit of Weight
7.2.3.
Measure Using a Weighing Balance
7.2.4.
Addition and Subtraction of Weights
7.2.4.1.
Addition of Weight
7.2.4.1.1.
Addition of Weight in Kilogram or Gram
7.2.4.1.2.
Addition of Weight in Kilogram and Gram
7.2.4.2.
Subtraction of Weight
7.2.4.2.1.
Subtraction of Weight in Kilogram or Gram
7.2.4.2.2.
Subtraction of Weight in Kilogram and Gram
7.2.5.
Word Problems - Addition and Subtraction of Weights
7.2.5.1.
Word Problems on Addition of Weights
7.2.5.2.
Word Problems on Subtraction of Weights
7.3.
Measurement of Capacity
7.3.1.
Identify - More or Less
7.3.2.
Units of Capacity
7.3.3.
Measure Using a Vessel
7.3.4.
Addition and Subtraction of Capacities
7.3.4.1.
Addition of Capacity
7.3.4.1.1.
Addition of Capacity in Liter or Milliliter
7.3.4.1.2.
Addition of Capacity in Liter and Milliliter
7.3.4.2.
Subtraction of Capacity
7.3.4.2.1.
Subtraction of Capacity in Liter or Milliliter
7.3.4.2.2.
Subtraction of Capacity in Liter and Milliliter
7.3.5.
Word Problems - Addition and Subtraction of Capacities
7.3.5.1.
Word Problems on Addition of Capacities
7.3.5.2.
Word Problems on Subtraction of Capacities
8.
Geometry
8.2.
Line
8.2.1.
Types of Lines
8.2.1.1.
Straight and Curved Lines
8.2.1.2.
Horizontal, Vertical, Curved, and Slant Lines
8.2.2.
Using a Ruler
8.4.
Open and Closed Shapes
8.5.
Identify Different Plane Shapes (Rectangle, Square, Circle, and Triangle)
8.6.
Count the Vertices and Sides of a Plane Shape
8.7.
Compare Vertices and Sides of Different Plane Shapes
8.8.
Visualize a Shape After Flipping, Turning and Sliding It
8.9.
Solid Shapes (3-D Shapes)
8.9.1.
Identify Different Solid Shapes (Cuboid, Cube, Cone, Cylinder, and Sphere)
8.9.2.
Solid Shapes Around Us
8.9.3.
Count the Vertices, Edges and Faces of Solid Objects
8.9.4.
Compare the Vertices, Edges and Faces of Different Solid Objects
8.9.5.
Identify Sliding and Rolling Objects
8.9.5.1.
Differentiate Between 2-D and 3-D Shapes
9.
Time
9.1.
Concept of Day and Night
9.2.
Parts of the Day(Morning, Evening, Noon, and Night)
9.2.1.
Use of 'AM' and 'PM'
9.3.
Clock
9.3.1.
Basic Facts About Clocks and Time
9.3.2.
Reading Time on the Clock (Minute Hand is at 12)
9.3.2.1.
Reading Time on the Clock (Minute Hand is at 6)
9.3.3.
Days of the Week
9.3.3.1.
Today, Tomorrow, and Yesterday
9.3.4.
Months of the Year
9.3.5.
Reading a Calendar
9.3.5.1.
Seasons of the Year
10.
Patterns
10.1.
Introduction to Pattern
10.2.
Pattern in Shapes
11.
Data Handling
11.1.
Counting the Number of Shapes in a Picture
11.2.
Reading and Interpreting Pictograph
11.3.
Sorting Data Using Tables
Grade 2 Cambodia School Math
Subtraction of Two Numbers
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